IV
1-e: In Vietnam, it is not uncommon for three generations to be living together under one roof.
2-c: If you are invited to a Swede’s home, you should bring a gift such as chocolates, flowers or liquors as the Swedish gift giving custom.
3-a: It’s our tradition at Mid-Autumn festival that everyone will give mooncakes to their parents, relatives or friends.
4-h: It’s the custom in Mexico to tip 10% for passable service and 15% for good service.
5-b: My province broke with tradition by not having fireworks on New Year’s Eve.
6-g: It’s an old custom in many birthday parties that the birthday cake is decorated with lighted candles.
7-f: Considered as the symbol of Vietnamese tradition, Ao dai is most commonly worn by women at school, work and on special occasions.
8-d: There is a custom in Japan that you take off your shoes before going into a house.
V
1, shouldn’t
2, should
3, shouldn’t
4, shouldn’t
5, should
6, should
7, shouldn’t
8, should
9, should
10, shouldn’t